Accidents are unpredictable, choose Safety First!
Discover our cutting-edge safety switch solutions, designed to provide unmatched protection for your workforce and ensure seamless operations.


Prioritize safety with our advanced Safety Switch System. Protect your workforce, prevent accidents, and ensure uninterrupted operations—because safety should never wait.
Contact UsBecause Safety
Should Never Be
an Option
Ensure superior protection and operational efficiency in your manufacturing processes with Line Seiki's Safety Switch solutions. Engineered for fail-safe protection and certified by UL, our systems comply with internationally recognized ISO and IEC standards related to Functional Safety, safeguarding both your workforce and equipment while maintaining smooth operations.
High
Durability
Safety door switches of non-contact type are free from mechanical wear or failure which happens to the mechanical type.
High
Reliability
The internal architecture is designed to ensure safety even in the unlikely event of afault.
Prevent
Invalidation
Coding is achieved using combination of multiple magnets, which prevents invalidation of safety functions.
Excellent Dust
and
Waterproof Performance
IP68 for plastic type and IP69K for stainless steeltype by sealing the housings. Good for applications under harsh environment.
Easy Mounting
and
Adjustment
Non-contact method makes it easy to mount and adjust installation position.
Applicable
to
Safety Category
Applicable up to Safety Category 4, by combining our safetyswitch with a safety relay unit.
Non-contact Safety
Switches & Relays
Designed for installation on movable guards and doors, our safety switches provide reliable position detection to ensure enhanced protection in industrial environments.
- For both stand-alone
- Combined use with safety relay unit
SS2- Series
- Stand-alone
- Small safety switch
SS3- Series
- Exclusive use in combination with safety relay unit
- Small safety switch
SS4- Series
- Safety Relay Unit
SM1-301
Ensure the Safety of
Your Operations with Us
Designed for installation on movable guards and doors, our safety switches provide reliable position detection to ensure enhanced protection in industrial environments.
CONTACT USSafety Standards
Our safety switches are certified by UL and comply with ISO and IEC functional safety standards, ensuring top-tier protection for your operations.
Superior Protection & Durability
With IP68 & IP69K ratings, our safety switches offer exceptional dust and waterproof performance, making them ideal for harsh industrial environments.
Trusted by Industry Leaders
Over 20 equipment and machinery manufacturers in Japan rely on our in-house engineered solutions for unmatched reliability and performance.